Net-tools - iproute2 equivalence

net-tools	iproute2
arp	ip n (ip neighbor)
ifconfig	ip a (ip addr), ip link, ip -s (ip -stats)
iptunnel	ip tunnel
nameif	ip link
netstat	ss, ip route (for netstat -r), ip -s link (for netstat -i), ip maddr (for netstat -g)
route	ip r (ip route)